SFE / SGE switch questions for planning

I've looked at all of the SFE / SGE documentation, and no where on them are the power requirements listed (aside from the fact that they can run on 110/220v) I'm looking for maximum watts/amps per unit (for all types, SFE2000, SFE2000P, SFE2010, SFE2010P, SGE2000, SGE2000P, SGE2010 and SGE2010P. I'm also looking for the btu ratings for all of those devices.

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